Observances

7 entries

• Sunday, September 13, 2026 National Grandparents Day: The Date Rule in US Federal Law National Grandparents Day falls on the first Sunday in September after Labor Day, not the first Sunday in September. The statutory rule, explained.
• Friday, September 25, 2026 National Daughters Day: Date, Origin, and Why Sources Disagree National Daughters Day falls on September 25 in the US, but other calendars use the fourth Sunday in September. Here is which is which, and who says what.
• Tuesday, September 29, 2026 National Coffee Day: September 29 in the United States National Coffee Day falls on September 29 in the US every year. Its origin is undocumented. International Coffee Day is a separate day, October 1.
• Saturday, October 3, 2026 National Boyfriend Day: October 3, and Its Unverified Origin National Boyfriend Day falls on October 3 every year. The date is consistent across sources, but no founder, registration, or proclamation can be verified.
• Friday, October 16, 2026 National Boss's Day: October 16, and the Rule Nobody Signed Off On National Boss's Day falls on October 16 every year, registered by Patricia Bays Haroski in 1958. The weekend-shift rule widely repeated for it has no traceable source.
• Thursday, October 29, 2026 National Cat Day: October 29, and Which Cat Holiday You Mean National Cat Day falls on October 29 in the US, founded in 2005 by Colleen Paige. At least three other cat observances use similar names but different dates.
• Thursday, March 4, 2027 National Sons Day: March 4, and Why September 28 Keeps Showing Up National Sons Day is listed on March 4 by the registries that track it. September 28 circulates widely online but has no traceable origin. Here is the evidence.